Home / 295,220,633.28-442,873,212-90,765,875.52

Finding the Fourth Proportional to 295,220,633.28, 442,873,212 and 90,765,875.52

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Solution

The fourth proportional to 295,220,633.28, 442,873,212 and 90,765,875.52 is: 136,161,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,220,633.28 : 442,873,212 = 90,765,875.52 : x
  2. Step 2: Convert to fraction form
    295,220,633.28/442,873,212 = 90,765,875.52/x
  3. Step 3: Cross multiply
    295,220,633.28x = 442,873,212 × 90,765,875.52
  4. Step 4: Simplify right side
    295,220,633.28x = 40,197,774,831,534,568
  5. Step 5: Solve for x
    x = 40,197,774,831,534,568/295,220,633.28
  6. Step 6: Final answer
    x = 136,161,806.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.